Many applications, especially those found in the Android Market are more effective when they know your physical location; like an app that's going to find the nearest gas station, restaurant or ATM. One of the salient advantages of a Google Android smartphone over, say, an Apple iPhone, is the inherent extendibility of the open-source Android mobile OS. There are a seemingly infinite number of settings to tweak and advanced features to discover and use. This free video tutorial, in particular, discusses how to tell your Android mobile phone to allow applications to see and use your present location.